Clarify WebTransport back/forward cache interaction

source

@@ -4458,6 +4458,17 @@ a.setAttribute('href', 'https://example.com/'); // change the content attribute
     </ul>
    </dd>
 
+   <dt>WebTransport</dt>
+
+   <dd>
+    <p>The following terms are defined in <cite>WebTransport</cite>: <ref spec=WEBTRANSPORT></p>
+
+    <ul class="brief">
+     <li><dfn data-x-href="https://w3c.github.io/webtransport/#webtransport"><code>WebTransport</code></dfn></li>
+     <li><dfn data-x-href="https://w3c.github.io/webtransport/#context-cleanup-steps"><code>context cleanup steps</code></dfn></li>
+    </ul>
+   </dd>
+
    <dt>Web Authentication: An API for accessing Public Key Credentials</dt>
 
    <dd>
@@ -96414,6 +96425,10 @@ new PaymentRequest(&hellip;); // Allowed to use
     data-x="concept-document-salvageable">salvageable</i> state to false.</p>
    </li>
 
+   <li><p>For each <code>WebTransport</code> object <var>transport</var> whose <span>relevant global
+   object</span> is <var>window</var>, run the <span>context cleanup steps</span> given
+   <var>transport</var>.</p></li>
+
    <li>
     <p>If <var>document</var>'s <i data-x="concept-document-salvageable">salvageable</i>
     state is false, then:</p>
@@ -96439,10 +96454,10 @@ new PaymentRequest(&hellip;); // Allowed to use
    NFC</cite>, <cite>WebDriver BiDi</cite>, <cite>Compute Pressure</cite>, <cite>File API</cite>,
    <cite>Media Capture and Streams</cite>, <cite>Picture-in-Picture</cite>, <cite>Screen
    Orientation</cite>, <cite>Service Workers</cite>, <cite>WebLocks API</cite>, <cite>WebAudio
-   API</cite>, <cite>WebRTC</cite>, <cite>WebTransport</cite>. <ref spec=FULLSCREEN> <ref
-   spec=WEBNFC> <ref spec=WEBDRIVERBIDI> <ref spec=COMPUTEPRESSURE> <ref spec=FILEAPI> <ref
-   spec=MEDIASTREAM> <ref spec=PICTUREINPICTURE> <ref spec=SCREENORIENTATION> <ref spec=SW> <ref
-   spec=WEBLOCKS> <ref spec=WEBAUDIO> <ref spec=WEBRTC> <ref spec=WEBTRANSPORT>
+   API</cite>, <cite>WebRTC</cite>. <ref spec=FULLSCREEN> <ref spec=WEBNFC> <ref
+   spec=WEBDRIVERBIDI> <ref spec=COMPUTEPRESSURE> <ref spec=FILEAPI> <ref spec=MEDIASTREAM>
+   <ref spec=PICTUREINPICTURE> <ref spec=SCREENORIENTATION> <ref spec=SW> <ref spec=WEBLOCKS>
+   <ref spec=WEBAUDIO> <ref spec=WEBRTC>
 
    <p><a href="https://github.com/whatwg/html/issues/8906">Issue #8906</a> tracks the work to make
    the order of these steps clear.</p>
@@ -134024,7 +134039,7 @@ INSERT INTERFACES HERE
    <dd><cite><a href="https://websockets.spec.whatwg.org/">WebSockets</a></cite>, A. Rice. WHATWG.</dd>
 
    <dt id="refsWEBTRANSPORT">[WEBTRANSPORT]</dt>
-   <dd>(Non-normative) <cite><a href="https://w3c.github.io/webtransport/">WebTransport</a></cite>, B. Aboba, N. Jaju, V. Vasiliev. W3C.</dd>
+   <dd><cite><a href="https://w3c.github.io/webtransport/">WebTransport</a></cite>, B. Aboba, N. Jaju, V. Vasiliev. W3C.</dd>
 
    <dt id="refsWEBVTT">[WEBVTT]</dt>
    <dd><cite><a href="https://w3c.github.io/webvtt/">WebVTT</a></cite>, S. Pieters. W3C.</dd>
@@ -134844,6 +134859,7 @@ INSERT INTERFACES HERE
   Nicolas Gallagher,
   Nicolas Pena Moreno,
   Nicolò Ribaudo,
+  Nidhi Jaju,
   Nikki Bee,
   Niklas Gögge,
   Nina Satragno,